A locomotive exerts a constant force of 6.55 × 105 N on a train that has a mass of 1.39 × 107 kg. The train is on level rails. Ignore air resistance and any resistance force from the rails on the wheels of the train. How much time does it take to increase the speed of the train from rest to 74.3 km/h? Enter your answer in minutes. min

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A: Draw the vector diagram for the provided system.

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A: The expression for acceleration of the train will be, a=Fma=7.9×105N1.2×107kga=6.6×10-2m/s

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A: Scenario: Object is moving with constant velocity.

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A: Given that, Mass = 3 kg Force = 20 N Angle = 700

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Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!